시간을 달리는 트라이앵글

During the commemoration of the university Occult Laboratory, the president died. It has vomit marks in the mouth of the cremains and bruises on the back of the head, and biting scars and blood marks on the chest. The criminal is within the three remaining members!? It became evident in a room investigation, president's past villains, three connotations, And the mystery of the creepy relief that has been carved from the course of the floor of the room and a monstrous phenomenon that can be spoken.